openstack
/
charm-nova-compute
Code Issues Proposed changes

Clarify CPU pinning config options. 

Change-Id: I646834db820b9bfe09784a4c659b2a4a69bb1c72
This commit is contained in:
James Troup 2021-09-15 01:46:25 +01:00
parent 8048e6c74a
commit 0720a0a402
1 changed files with 13 additions and 3 deletions
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16
config.yaml
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@ -251,21 +251,31 @@ options:
Sets vcpu_pin_set option in nova.conf which defines which pcpus that
instance vcpus can or cannot use. For example '^0,^2' to reserve two
cpus for the host.
.
Starting from the Train release this option is deprecated and
has been superseded by the 'cpu-shared-set' and
'cpu-dedicated-set' options. This option will be silently
ignored if the 'cpu-dedicated-set' option is non-empty.
cpu-shared-set:
type: string
default:
description: |
Sets compute/cpu_shared_set option in nova.conf defines which
Sets compute/cpu_shared_set option in nova.conf and defines which
physical CPUs will be used for best-effort guest vCPU resources.
Currently only used by libvirt driver to place guest emulator threads
when hw:emulator_threads_policy:share is set.
.
This option is only available from the Rocky release and later.
cpu-dedicated-set:
type: string
default:
description: |
Sets compute/cpu_dedicated_set option in nova.conf defines which
Sets compute/cpu_dedicated_set option in nova.conf and defines which
physical CPUs will be used for dedicated guest vCPU resources.
This option can't be used with vcpu-pin-set.
.
This option is only available from the Train release and later.
If non-empty it will silently stop the 'vcpu-pin-set' option
from being used.
virtio-net-tx-queue-size:
type: int
default: